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Rails get index of “each” loop [duplicate]
... This method newer and allows you to offset the index (say you wanted to start the loop on item 1 instead of 0 or something like that)
– neanderslob
Jun 9 '15 at 23:16
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Get content of a cell given the row and column numbers
...ere's how I made it dynamic. It doesn't depend on a sorted table.
First I started with a column of state names (Column A) and a column of aircraft in each state (Column B). (Row 1 is a header row).
Finding the cell that contains the number of aircraft was:
=MATCH(MAX($B$2:$B$54),$B$2:$B$54,0)+MI...
How can I change the image of an ImageView? [duplicate]
I have just started learning android. And i don't know How can I change the image of an ImageView ? ie it has some Image which was set in the layout but i want to change that image through coding how should i do it ?
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What does the keyword “transient” mean in Java? [duplicate]
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@windings: in that case you really need to start working through tutorials. Those can't be replace by asking questions. Integer is not a keyword, it's a class.
– Joachim Sauer
Mar 9 '11 at 12:38
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ruby operator “=~” [duplicate]
...erator for matching regular expressions, that will return the index of the start of the match (or nil if there is no match).
See here for the documentation.
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How to use setInterval and clearInterval?
...al is one option:
var interval = setInterval(doStuff, 2000); // 2000 ms = start after 2sec
function doStuff() {
alert('this is a 2 second warning');
clearInterval(interval);
}
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How to get a random number between a float range?
randrange(start, stop) only takes integer arguments. So how would I get a random number between two float values?
4 Answer...
What are the most common font-sizes for H1-H6 tags [closed]
I've always been unsure of where to start as a general best practice baseline. Yes, I know it depends on your design, but what's most common?
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List of Java processes
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Starting from Java 7, the simplest way and less error prone is to simply use the command jcmd that is part of the JDK such that it will work the same way on all OS.
Example:
> jcmd
5485 sun.tools.jcmd.JCmd
2125 MyProgram...
Replacing Spaces with Underscores
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This is interesting, as spaces in the start/end of the line will not get replaced by _ but instead removed. Though, mind that it may/will also strip other characters from the begin/end of the string as (\r and \n or tabs).
– Paul
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